Home / 396,259,241.27-593,871,796.81-221,375,211.16

Finding the Fourth Proportional to 396,259,241.27, 593,871,796.81 and 221,375,211.16

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Solution

The fourth proportional to 396,259,241.27, 593,871,796.81 and 221,375,211.16 is: 331,773,951.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,259,241.27 : 593,871,796.81 = 221,375,211.16 : x
  2. Step 2: Convert to fraction form
    396,259,241.27/593,871,796.81 = 221,375,211.16/x
  3. Step 3: Cross multiply
    396,259,241.27x = 593,871,796.81 × 221,375,211.16
  4. Step 4: Simplify right side
    396,259,241.27x = 131,468,494,418,744,240
  5. Step 5: Solve for x
    x = 131,468,494,418,744,240/396,259,241.27
  6. Step 6: Final answer
    x = 331,773,951.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.